California Consumer Confidence Reports
Consumer Confidence Report for PWS: 0110001

What does this report mean?

Drinking water quality in your water system is tested for many chemical constituents as required by state and federal regulations. This report shows monitoring results for the period from 2017-01-01 to 2019-08-23.

Este informe contiene información muy importante sobre su agua para beber. Favor de comunicarse ALAMEDA COUNTY WATER DISTRICT a 510-668-4201 para asistirlo en español.

这份报告含有关于您的饮用水的重要讯息。请用以下地址和电话联系 ALAMEDA COUNTY WATER DISTRICT 以获得中文的帮助: 510-668-4201.


This water system is IN COMPLIANCE

ALAMEDA COUNTY WATER DISTRICT is located in FREMONT (ALAMEDA CO.).

The primary water source type is Surface Water.

This water system services 84,730 connections, and serves a total population of 351,000 individuals.


Chemicals detected

Of the 177 chemicals tested for in your water system, 18 chemicals were detected, and 4 average annual chemical findings exceeded their MCL, though this dos not necessarily constitute an MCL violation \(^*\).

In the plot below, the Maximum Contaminant Level (MCL) is shown as a black horizontal dashed line. Each contaminant tested for in your water utility is represented by a vertical bar, and the height of the bar indicates the level of contaminantion of that sample. Any contaminant at or exceeding the black horizontal dashed line indicates contaminated water, and values under the black line indicate safe drinking water.

Hover over the bars to see more information for each contaminant.

159 other chemicals were tested for and NOT detected, including:

1,1-DICHLOROETHANE, 1,1-DICHLOROETHANE, 1,1-DICHLOROETHYLENE, 1,1-DICHLOROETHYLENE, 1,1,1-TRICHLOROETHANE, 1,1,1-TRICHLOROETHANE, 1,1,2-TRICHLORO-1,2,2-TRIFLUOROETHANE, 1,1,2-TRICHLORO-1,2,2-TRIFLUOROETHANE, 1,1,2-TRICHLOROETHANE, 1,1,2-TRICHLOROETHANE, 1,1,2,2-TETRACHLOROETHANE, 1,1,2,2-TETRACHLOROETHANE, 1,2-DICHLOROBENZENE, 1,2-DICHLOROBENZENE, 1,2-DICHLOROETHANE, 1,2-DICHLOROETHANE, 1,2-DICHLOROPROPANE, 1,2-DICHLOROPROPANE, 1,2,3-TRICHLOROPROPANE, 1,2,4-TRICHLOROBENZENE, 1,2,4-TRICHLOROBENZENE, 1,3-DICHLOROPROPENE (TOTAL), 1,3-DICHLOROPROPENE (TOTAL), 1,4-DICHLOROBENZENE, 1,4-DICHLOROBENZENE, 2,3,7,8-TCDD (DIOXIN), 2,3,7,8-TCDD (DIOXIN), 2,4-D, 2,4-D, 2,4,5-TP (SILVEX), 2,4,5-TP (SILVEX), ALACHLOR, ALACHLOR, ALUMINUM, ANTIMONY, ANTIMONY, ARSENIC, ASBESTOS, ATRAZINE, ATRAZINE, BARIUM, BENTAZON, BENTAZON, BENZENE, BENZENE, BENZO (A) PYRENE, BENZO (A) PYRENE, BERYLLIUM, BERYLLIUM, CADMIUM, CADMIUM, CARBOFURAN, CARBON TETRACHLORIDE, CARBON TETRACHLORIDE, CHLORDANE, CHLORDANE, CHROMIUM (TOTAL), CHROMIUM (TOTAL), CIS-1,2-DICHLOROETHYLENE, CIS-1,2-DICHLOROETHYLENE, COLOR, COPPER, COPPER, CYANIDE, DALAPON, DALAPON, DI(2-ETHYLHEXYL)ADIPATE, DI(2-ETHYLHEXYL)ADIPATE, DI(2-ETHYLHEXYL)PHTHALATE, DI(2-ETHYLHEXYL)PHTHALATE, DIBROMOCHLOROPROPANE (DBCP), DIBROMOCHLOROPROPANE (DBCP), DICHLOROMETHANE, DICHLOROMETHANE, DINOSEB, DINOSEB, DIQUAT, ENDOTHALL, ENDRIN, ENDRIN, ETHYLBENZENE, ETHYLBENZENE, ETHYLENE DIBROMIDE (EDB), ETHYLENE DIBROMIDE (EDB), FLUORIDE (F) (NATURAL-SOURCE), FOAMING AGENTS (MBAS), GLYPHOSATE, GROSS ALPHA, HEPTACHLOR, HEPTACHLOR, HEPTACHLOR EPOXIDE, HEPTACHLOR EPOXIDE, HEXACHLOROBENZENE, HEXACHLOROBENZENE, HEXACHLOROCYCLOPENTADIENE, HEXACHLOROCYCLOPENTADIENE, IRON, LINDANE, LINDANE, MANGANESE, MERCURY, MERCURY, METHOXYCHLOR, METHOXYCHLOR, METHYL-TERT-BUTYL-ETHER (MTBE), METHYL-TERT-BUTYL-ETHER (MTBE), MOLINATE, MOLINATE, MONOCHLOROBENZENE, MONOCHLOROBENZENE, NICKEL, NICKEL, NITRATE (AS N), NITRATE + NITRITE (AS N), NITRITE (AS N), NITRITE (AS N), ODOR THRESHOLD @ 60 C, OXAMYL, PENTACHLOROPHENOL, PENTACHLOROPHENOL, PERCHLORATE, PERCHLORATE, PICLORAM, PICLORAM, POLYCHLORINATED BIPHENYLS, TOTAL, AS DCB, POLYCHLORINATED BIPHENYLS, TOTAL, AS DCB, SELENIUM, SELENIUM, SILVER, SILVER, SIMAZINE, SIMAZINE, STYRENE, STYRENE, TETRACHLOROETHYLENE, TETRACHLOROETHYLENE, THALLIUM, THALLIUM, THIOBENCARB, THIOBENCARB, TOLUENE, TOLUENE, TOTAL TRIHALOMETHANES, TOXAPHENE, TOXAPHENE, TRANS-1,2-DICHLOROETHYLENE, TRANS-1,2-DICHLOROETHYLENE, TRICHLOROETHYLENE, TRICHLOROETHYLENE, TRICHLOROFLUOROMETHANE, TRICHLOROFLUOROMETHANE, TURBIDITY, LABORATORY, URANIUM (PCI/L), VINYL CHLORIDE, VINYL CHLORIDE, XYLENES (TOTAL), XYLENES (TOTAL), ZINC, ZINC.

Because they were not detected, these chemicals are not included in the chart above.

The following 101 water quality indicators were tested for in your system and, may have been detected (see the table below), though they pose no serious human health hazard, and hence have an MCL of 0:

1,1-DICHLOROPROPENE, 1,1,1,2-TETRACHLOROETHANE, 1,2,3-TRICHLOROBENZENE, 1,2,4-TRIMETHYLBENZENE, 1,3-DICHLOROBENZENE, 1,3-DICHLOROPROPANE, 1,3,5-TRIMETHYLBENZENE, 2-CHLOROTOLUENE, 2,2-DICHLOROPROPANE, 4-CHLOROTOLUENE, ACIFLURFEN, AGGRSSIVE INDEX (CORROSIVITY), ALDRIN, ALKALINITY (TOTAL) AS CACO3, ALKALINITY (TOTAL) AS CACO3, BICARBONATE ALKALINITY, BICARBONATE ALKALINITY, BORON, BROMIDE, BROMIDE, BROMOBENZENE, BROMOCHLOROMETHANE, BROMODICHLOROMETHANE (THM), BROMODICHLOROMETHANE (THM), BROMOFORM (THM), BROMOFORM (THM), BROMOMETHANE, CALCIUM, CARBONATE ALKALINITY, CARBONATE ALKALINITY, CHLORATE, CHLOROETHANE, CHLOROFORM (THM), CHLOROFORM (THM), CHLOROMETHANE, CHROMIUM, HEXAVALENT, CHROMIUM, HEXAVALENT, CIS-1,3-DICHLOROPROPENE, CIS-1,3-DICHLOROPROPENE, COBALT, COBALT, DIBROMOCHLOROMETHANE (THM), DIBROMOCHLOROMETHANE (THM), DIBROMOMETHANE, DICAMBA, DICAMBA, DICHLORODIFLUOROMETHANE (FREON 12), DIELDRIN, DIISOPROPYL ETHER, ETHYL-TERT-BUTYL ETHER, GROSS ALPHA COUNTING ERROR, GROSS ALPHA MDA95, HARDNESS (TOTAL) AS CACO3, HEXACHLOROBUTADIENE, HYDROXIDE ALKALINITY, HYDROXIDE ALKALINITY, ISOPROPYLBENZENE, LANGELIER INDEX AT SOURCE TEMP., LEAD, LEAD, LITHIUM, M,P-XYLENE, M,P-XYLENE, MAGNESIUM, MOLYDBENDUM, MOLYDBENDUM, N-BUTYLBENZENE, N-PROPYLBENZENE (1-PHENYLPROPANE), NAPHTHALENE, O-XYLENE, O-XYLENE, P-ISOPROPYLTOLUENE, PCB-1016 (AS DECACHLOROBIPHENYL (DCB)), PCB-1221 (AS DCB), PCB-1232 (AS DCB), PCB-1242 (AS DCB), PCB-1248 (AS DCB), PCB-1254 (AS DCB), PCB-1260 (AS DCB), PH, FIELD, PHOSPHATE, ORTHO, PHOSPHATE, ORTHO, POTASSIUM, POTASSIUM, RADIUM 226, RADIUM 226 COUNTING ERROR, RADIUM 226 MDA95, RADIUM 228, RADIUM 228 COUNTING ERROR, RADIUM 228 MDA95, SEC-BUTYLBENZENE, SILICA, SODIUM, SOURCE TEMPERATURE C, TERT-AMYL-METHYL ETHER, TERT-BUTYL ALCOHOL, TERT-BUTYLBENZENE, TOTAL ORGANIC CARBON (TOC), TRANS-1,3-DICHLOROPROPENE, TRANS-1,3-DICHLOROPROPENE, VANADIUM.


Explore/download data

Explore your water quality data in the interactive table below, or download as an Excel or CSV file.


More information

Contact Health System

DISTRICT 04 - SAN FRANCISCO

: 850 MARINA BAY PARKWAY BLDG. P, SECOND F RICHMOND, CA 94804-6403
: 510-620-3474
: NA

Disclaimer

This Consumer Confidence Report was automatically generated, and hence, the data herein may be incomplete or inaccurate. The authors claim no liability or responsibility for data quality. This data represents the average result of all post-treatment samples from the period from 2019-01-01 to 2019-08-23. For questions about your local water quality, contact your water system.